Seems like Dubai has 4 billion barrels of reserves [0]. Not as much as they once did and much less than Abu Dhabi. But still quite a few years worth of oil left.
Well he died in 1990, so probably not much he can do. And it's safe to say it's not reality since he has many grandchildren in their 30s. Quotes like this seem to be more of a warning then predictive, and Dubai seems to be trying to diversify.
Meanwhile Eisenhower's warning on the military industrial complex has been ignored and seems to be coming true.
To be coming true? The production of military systems, like fighters and ships, has been spread across the states and counties for decades, to the point that Congress will stuff an unwanted system down the Pentagon's throat to ensure re-election in defense intense districts. And be up front about the reason why!